Design an impactful promotional slogan for the "Mandarin Promotion Week"

Mandarin - the emotional bond and the bridge of communication.

2. Heart to heart, language to each other, harmony and happiness.

3. Use the spoken and written language of the motherland correctly and vigorously promote Mandarin.

4. Speak Mandarin in a standard manner; write standard Chinese characters in an upright and upright manner.

5. Putonghua will add excitement to your beautiful life!

6. Learn to speak Mandarin, and it’s up to everyone to promote it.

7. Please speak Mandarin and write standard Chinese characters; use civilized language and strive to be a civilized person.

8. Speak Mandarin, write standard Chinese, and be a good student.

9. Standardize language and promote national culture.

10. The responsibility for promoting Mandarin lies with you and me.

11. Facing modernization, promote Mandarin.

12. When speaking Mandarin, start with me.

13. Speak Mandarin well to make it easier for you, me and others.

14. Mandarin is your first business card when traveling.

15. Speak Mandarin well, which is convenient, civilized and elegant.

16. Love the flag and sing the national anthem; speak Mandarin and use standardized words.

17. Speak Mandarin well and love my China; popularize Mandarin and the world will see China.

18. Everyone speaks Mandarin, and civilization is blooming everywhere.

Hold a class meeting for this event and give lectures in dialects to make students feel the inconvenience of dialects